Watch Ariana Grande Do “imagine” With the Roots on “Fallon”

She also joined Tracy Morgan, Fallon, Horatio Sanz, and Chris Kattan for a cover of “I Wish It Was Christmas Today”

Ariana Grande (Photo by Rich Polk/Getty Images for iHeartMedia)

Ariana Grande was the musical guest on last night’s episode of “The Tonight Show Starring Jimmy Fallon.” She performed her single “imagine” in a holiday sweater, with help from the Roots. Earlier in the episode, she joined Fallon, Horatio Sanz, Chris Kattan, and Tracy Morgan on stage for a cover of “I Wish It Was Christmas Today.” Check out the performances below.

Grande released “imagine” earlier this month. She recently announced more North American stops for “The Sweetener World Tour” in support of her fourth album, Sweetener, that dropped in August. In November, she revealed her video for “thank u, next” which is a tribute to Bring It On, Legally Blonde, and 13 Going on 30.